+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   70082 (1999 JC63) Classification: Main-belt Asteroid          SPK-ID: 2070082 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB Reference: JPL 17 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .1618271447112747 3.2609e-08   a 2.228188157075542 9.9917e-09 au q 1.86760682973653 7.2004e-08 au i 3.236333315073565 4.1565e-06 deg node 218.7806584602607 9.7049e-05 deg peri 39.37192814010761 9.8966e-05 deg M 105.5565804502775 2.2146e-05 deg tp 2458644.287601926004 (2019-Jun-09.78760193) 7.3667e-05 TDB period 1214.859961923875 3.33 8.1716e-06 2.237e-08 d yr n .2963304506553144 1.9932e-09 deg/d Q 2.588769484414554 1.1609e-08 au   Orbit Determination Parameters    # obs. used (total)      813      data-arc span      8391 days (22.97 yr)      first obs. used      1996-05-15      last obs. used      2019-05-06      planetary ephem.      DE431      SB-pert. ephem.      SB431-N16      condition code      0      norm. resid. RMS      .55915      source      ORB      producer      Otto Matic      solution date      2019-May-30 05:34:24   Additional Information  Earth MOID = .853936 au   Jupiter MOID = 2.4625 au   T_jup = 3.625  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 16.1   n/a MPO272954   70082 (1999 JC63)          Discovered 1999-May-10 by LINEAR at Socorro Reference: 20031109/Numbers.arc Last Updated: 2004-04-19 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2020-Sep-26 21:06 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin